diff --git a/src/NSwag/Commands/Base/OutputCommandBase.cs b/src/NSwag/Commands/Base/OutputCommandBase.cs
index b126853c31..4a0afd2aff 100644
--- a/src/NSwag/Commands/Base/OutputCommandBase.cs
+++ b/src/NSwag/Commands/Base/OutputCommandBase.cs
@@ -20,6 +20,12 @@ protected void WriteOutput(IConsoleHost host, string output)
                 host.WriteMessage(output);
             else
             {
+                var file = new FileInfo(OutputFilePath);
+                var directory = file.Directory;
+
+                if (!directory.Exists)
+                    directory.Create();
+
                 File.WriteAllText(OutputFilePath, output, Encoding.UTF8);
                 host.WriteMessage("Code has been successfully written to file.\n");
             }
diff --git a/src/UpgradeLog.htm b/src/UpgradeLog.htm
new file mode 100644
index 0000000000..97eda433e2
Binary files /dev/null and b/src/UpgradeLog.htm differ